When your student are not able to come to the university to take the exam you could thing about organizing a distance digital assessment using a proctor.
Faculty of Science uses ProctorExam: https://proctorexam.com/
Watch a video and see how does a proctor exam look like.
ProctorExam Demo from ProctorExam on VimeoI
At the Faculty of Science ProctorExam executes the surveillanse on distance in the Pre-master Information Studies programme and there is ongoing research on how to use proctoring in the regular teaching and learning.
Infographic designed by ProctorExam based on students' surveys.
Original author: Natasa Brouwer